from yandex_music import Event


class TestEvent:
    id = '9DAmz0UE'
    type = 'tracks'
    type_for_from = 'tracks-by-genre'
    title = 'Нравится электроника? Попробуйте послушать это'
    message = None
    device = None
    tracks_count = None

    def test_expected_values(self, event, track, artist_event, album_event):
        assert event.id == self.id
        assert event.type == self.type
        assert event.type_for_from == self.type_for_from
        assert event.title == self.title
        assert event.tracks == [track]
        assert event.artists == [artist_event]
        assert event.albums == [album_event]
        assert event.message == self.message
        assert event.device == self.device
        assert event.tracks_count == self.tracks_count

    def test_de_json_none(self, client):
        assert Event.de_json({}, client) is None

    def test_de_list_none(self, client):
        assert Event.de_list({}, client) == []

    def test_de_json_required(self, client):
        json_dict = {'id_': self.id, 'type_': self.type}
        event = Event.de_json(json_dict, client)

        assert event.id == self.id
        assert event.type == self.type

    def test_de_json_all(self, client, track, artist_event, album_event):
        json_dict = {'id_': self.id, 'type_': self.type, 'type_for_from': self.type_for_from, 'title': self.title,
                     'tracks': [track.to_dict()], 'artists': [artist_event.to_dict()],
                     'albums': [album_event.to_dict()], 'message': self.message, 'device': self.device,
                     'tracks_count': self.tracks_count}
        event = Event.de_json(json_dict, client)

        assert event.id == self.id
        assert event.type == self.type
        assert event.type_for_from == self.type_for_from
        assert event.title == self.title
        assert event.tracks == [track]
        assert event.artists == [artist_event]
        assert event.albums == [album_event]
        assert event.message == self.message
        assert event.device == self.device
        assert event.tracks_count == self.tracks_count

    def test_equality(self):
        a = Event(self.id, self.type)
        b = Event(self.id, '')
        c = Event(self.id, self.type, self.type_for_from)

        assert a != b
        assert hash(a) != hash(b)
        assert a is not b

        assert a == c